CN107922902A

CN107922902A - Bowl rim cleaning block and edge clean block cage

Info

Publication number: CN107922902A
Application number: CN201680046330.1A
Authority: CN
Inventors: C·赖歇特; U·特雷比; M·霍恩; R·S·卡波曼; M·沃尔克
Original assignee: Henkel AG and Co KGaA
Current assignee: Henkel AG and Co KGaA
Priority date: 2015-08-07
Filing date: 2016-07-26
Publication date: 2018-04-17
Anticipated expiration: 2036-07-26
Also published as: AU2016307047B2; ES2925069T3; AU2016307048A1; US10781581B2; US20180155908A1; AU2016307124B2; EP3331980A1; AU2016102453A4; US10829921B2; AU2016307124A1; ES2929886T3; AU2016307049A1; KR102498402B1; US20180155909A1; WO2017025321A1; KR102498399B1; EP3331980B1; CN107922901A; DE102015215135A1; AU2016307047A1

Abstract

The present invention relates to bowl rim cleaning block (1), it is made of housing (2) and core (3), and is related to the edge clean block cage for including the bowl rim cleaning block (1).The housing (2) includes first chamber and the core (3) includes second chamber.Preferably, mutual difference lies at least one in following characteristics for the first chamber and second chamber：Different active material, identical active material but various concentrations, and different viscosity.Partially around core (3), the core (3) protrudes until surface is as vertex (4) housing (2) at least one face of bowl rim cleaning block (1), and exposed.The core (3) is formed such that the surface of exposed face changes with the uniform wear on bowl rim cleaning block (1) surface, and the surface of the exposed face of the core (3) reduces with the uniform wear on bowl rim cleaning block (1) surface.

Description

Bowl rim cleaning block and edge clean block cage

The present invention is bowl rim cleaning block field, is related to the bowl rim being made of at least one material and core and cleans Block.The invention further relates to the edge clean block cage comprising bowl rim cleaning block according to the present invention.

Bowl rim cleaning block comprising two kinds of materials is known, such as from EP0791047 B1.Describe wherein A kind of bowl rim cleaning block, one of material are surrounded by another material at least in part.Since two kinds of materials include difference The identical active ingredient of concentration, thus when rinsing and being transitioned into inner material completely, the concentration of active ingredient can change. However, this change is unexpected, if without significant effort, using this technology, consecutive variations are impossible.

102008028138 A1 of DE disclose the combination of the bowl rim cleaning block, wherein bowl rim cleaning block of coating Thing is to separate with its coating.It is clear from bowl rim without active ingredient when first time in use, for example when rinsing first time Clean piece is assigned in flushing water, but from described piece of painting Layer assignment.Therefore, it is possible to adjust the optical of bowl rim cleaning block Matter.In addition, WO 2010018006 proposes coating bowl rim cleaning block to adjust optical property.

WO 2006070209 discloses the cylindrical bowl rim cleaning block comprising core.The cleaning block is mainly used as case Interior cleaning block, and be intended to for good and all in water.

WO 2012062914 describes multilayer bowl rim cleaning block, wherein different layers can have different effects.

It is unexpected from the conversion being essentially characterized in that between layer of embodiment known in the art, particularly works as institute Conversion is stated when being intended to indicate the instruction of consumption.Solution is not found also to realize the consecutive variations in active ingredient distribution.

Bowl rim cleaning block according to claim 1 solves the problems, such as this.The present invention relates to by least housing and core group Into bowl rim cleaning block.The housing includes first chamber and the core includes second chamber.First He The difference of second chamber is preferably at least one in following characteristics：The identical work of different active ingredients, various concentrations Property component, or different viscosity.Surround core material the housing parts.The core is at least side of bowl rim cleaning block Upper protrusion, as vertex, until the surface of bowl rim cleaning block, thus it is exposed.Preferably, bowl rim cleans core in the block Profile be such：The surface of exposed face changes with the uniform wear on bowl rim cleaning block surface.

In such a case, it is possible to be from the beginning assigned to active ingredient in flushing water from housing and core at the same time, and Combined with a variety of geometry outer shapes of bowl rim cleaning block.In this case, can be by the work from housing and from core Property component allocation proportion specifically adjust arrive washing time.Particularly, can adjust the allocation proportion allow it to Washing time and continuously change.The change is preferably continuous.

It is preferred that change of the original state on undissolved bowl rim cleaning block for the surface of the exposed face of core is to determine Qualitatively, thus in all cases the change of the active ingredient compositions to being assigned in flushing water is also conclusive.Change Sentence is talked about, and the original state is preferably the undissolved bowl rim cleaning block under untapped reset condition.In the present invention Implication in, " exposed " refers to exposed surface.

Outside (such as full surface) coating of bowl rim cleaning block can be in addition provided, it is untapped bowl rim Cleaning block provides gloss.The type coating is usually very thin, therefore is dissolved in initial flush, or even is preferably rinsed three times in head In, particularly preferably in first time rinses.Therefore, only the external coating dissolving after, just actually start by activity into It is assigned in flushing water.Therefore, for the purposes of the present invention, the original state of undissolved bowl rim cleaning block is understood For the bowl rim cleaning block of no external coating.

In the particularly preferred embodiment of the present invention, the surface of the exposed face of the core is with bowl rim cleaning block The uniform wear on surface and reduce.This causes the distribution that can for example reduce the active ingredient from core distribution so that user Can appreciate that the reduction is the instruction of consumption.

From preferably outside spherical bowl rim cleaning block and towards from the center of bowl rim cleaning block, the core is excellent Form slection is into cone, or at least truncated cone, has a concave wall, and the bottom of cone is be projected into bowl rim cleaning block outer The geometry on surface (preferably its spherical surface), this be preferably circular in shape prominent, oval protrusion, polygonal it is prominent or It is the shape slightly different with them.

For undissolved bowl rim cleaning block, the area ratio of the exposed surface of core and the exposed surface of housing preferably exists Between 5% to 67%, particularly preferably between 10% to 38%.

Under the untapped reset condition of bowl rim cleaning block, the complete core of bowl rim cleaning block or housing covering (99%-100% coverages), it is also possible, but be not preferred.Specifically, expression is completely covered to clean in bowl rim Marquis when block is undissolved, can only initially distribute a kind of composition.

After the part use of bowl rim cleaning block, the area of the exposed surface of core and the exposed surface of housing is than excellent It is selected in 1:3 to 1:Between 1.

The further preferred bowl rim cleaning block includes the second vertex, its project to bowl rim cleaning block with the The surface on one vertex opposite side, thus it is exposed.

It is preferred that at least a portion of core, preferred center, is formed as cylindrical sector.Especially for the bowl rim at the two poles of the earth Cleaning block, can manufacture the core with the distribution relative to the two poles of the earth substantial symmetry, and condition is that core is cylinder.

Further preferably the first vertex is connected with the second vertex by bar.The core is preferably one.This cause with Bowl rim cleaning block is consumed, the more preferable time change of active ingredient distribution.

In the case of the bowl rim cleaning block at the two poles of the earth, especially by those of bar connection, the cross section wheel of core Exterior feature preferably between the first vertex and the second vertex there is cross section to reduce.

According to the preferred embodiment of the present invention, particularly combined with the bowl rim cleaning block at the two poles of the earth, the housing with Ring style surrounds the core.Therefore, the core can extend through the center of ring, and in the expansion of every side as first and the Two vertex.

The bowl rim cleaning block is preferably spherical.Sphericity is especially between 0.8 to 1, i.e., made of substantially spherical, special Not preferably between 0.85 to 1, very particularly preferably between 0.9 to 1.Particularly preferred embodiment according to the present invention, Edge clean block cage includes at least two, the preferably at least 3 spherical bowl rim cleaning blocks being arranged in a row, further preferably The vertex random arrangement of the bowl rim cleaning block.Random arrangement represents the closestool side that the configuration of bowl rim cleaning block includes There is edge cleaning block different vertex to be orientated.Such edge clean block cage can be manufactured more cost effectively, because being not required to Bowl rim cleaning block to be oriented in advance.It has been found that according to the present invention spherical bowl rim cleaning block it is meant that in order to The expectation distribution ratio relative to washing time is produced, orientation is not required in advance.Certainly, bowl rim cleaning block can also be Orientation, if it is desired to specific aesthetic shape, particularly if core and housing are different colours.

The ratio between surface and the surface of ball of same volume that the sphericity Ψ of body K is body K：

Wherein Vp is the volume of body, and Ap is the surface of the body.Bowl rim cleaning block almost preferably it is spherical Shape realizes the uniform flushing of detergent of closet block so that bowl rim cleaning block is even in flushing process and detergent of closet block Keep during corresponding abrasion and/or substantially its spherical afterwards.

The diameter of the spherical bowl rim cleaning block preferably in 1mm between 10cm, it is special preferably in 5mm between 5cm Not preferably in 1cm between 3cm.

The invention further relates to the correlation technique for the detergent of closet block for preparing rotational symmetry, it comprises the following steps

A) component of core composition, and the component of mixing housing composition are mixed,

B) at least two mixtures are coextruded,

C) bar of extrusion is cut into the partial block of definite quality,

D) object of rotational symmetry is configured to, so that the core is protruded at least side of bowl rim cleaning block, as Vertex, until surface, thus it is exposed.

Forming step d) is preferably carried out in ball lathe or press.Preferable ball lathe is to include three rotating parts or roller Lathe, wherein may be inserted into bar, and bar is cut by roller segment, and is configured to by reducing the distance between roller Ball.Desired final geometry is by by bar portion extrusion to the diameter of Spherical Volume with same volume according to the present invention In obtain.

It step a) and can also b) combine, i.e., mix each component in an extruder.Various method steps can be in different temperatures Lower progress, therefore step is heated or cooled and is inserted between each step.This is the judgement of those skilled in the art.

In a preferred embodiment, one of in step b) or c) after carry out other method and steps, wherein to extrusion Bar provides lubricant.For this purpose, the sponge for the wheel form for being always filled with lubricant is directed to the bar of extrusion On shape thing so that lubricant is applied on all or part of surface, is preferably the surface between 10% to 40%.In this feelings Under condition, addition lubricant improves subsequent ball forming.Suitable lubricant particularly in formulation according to the present invention for example with Make surfactant or rinse the material of conditioning agent.In this case, particularly preferably using be selected from comprising dipropylene glycol, paraffin, The lubricant of the group of nonionic surface active agent, polyethylene glycol and their mixture, particularly preferably using dipropylene glycol.

It is used to prepare the method for edge clean block cage, including process described above a) is to d), and further comprise：

E) plastic stent is provided, preferably by means of Shooting Technique；

F) the bowl rim cleaning block is inserted into the plastic stent；

G) plastic stent is closed.

Preferably, in step d) between f), the bowl rim cleaning block is temporarily stored within container.The container shape Into a kind of buffer, therefore the preparation of bowl rim cleaning block and the preparation of edge clean block cage can be separated.Preferably, Bowl rim cleaning block for the cage comes from least two containers, and each container contains the different components that have of storage Bowl rim cleaning block.Therefore, it is possible to prepare can from different components different bowl rim cleaning blocks distribution activity into The edge clean block cage divided.

Composition

The difference of the first chamber and second chamber is preferably at least containing different active ingredients and/or not With the identical active ingredient of concentration, the active ingredient is selected from following lists：Spices, surfactant, dyestuff, flushing are adjusted Agent, bleaching agent, builder, acid or alkali, antimicrobial acivity composition, polymer.It is particularly preferred that the active ingredient is selected from At least one of following substances：Spices, surfactant, dyestuff.First and second compositions are distinguished as difference wherein In the case of the bowl rim cleaning block of the identical active ingredient of concentration, the core preferably comprise higher concentration it is described activity into Point.Preferably, the higher concentration in the core than in housing high at least 0.5wt.%.In addition, the active ingredient in the core is excellent Concentration of the choosing with least 1wt.% higher than the concentration in housing to 10wt.% highers.Wt.% is stated always relative to 100% All compositions.The concentration of high x wt.% represents more than x percentage points.

In addition, according to the present invention comprising bowl rim cleaning block edge clean block cage can be additionally used in cleaning and/or In the method for flavouring and/or sterilizing water closet, so that the edge clean block cage filled with bowl rim cleaning block is suspended on In closestool urinal, and when starting flush toilets, the solvent components of bowl rim cleaning block enter flushing water, and can be at that In have its cleaning and/or flavouring and/or Disinfection Effect.Therefore, the invention further relates to one kind cleaning and/or flavouring and/ Or the method for sterilizing water closet, it uses the edge clean block cage for including bowl rim cleaning block according to the present invention.

Hereinafter according to International Cosmetic Ingredient nomenclature (INCI) as needed to also serve as cosmetic agent into The material divided is named.Compound has English INCI titles, and according to Linn é, plant component is only listed with Latin, and It also specify so-called adopted name such as " water ", " honey " or " sea salt " in Latin.INCI titles can international cosmetic into Found in participle allusion quotation and handbook-the seven editions (1997), it is by The Cosmetic, Toiletry, and Fragrance Association (CTFA), 110117th Street, Suite 300, Washington DC 20036, USA are published, and are wrapped Containing more than 9000 INCI titles, and refer to more than 37,000 trade names and technical names, including from more than 31 countries Related dealer.Compositional classification is one or more chemical species by international cosmetic ingredient dictionary and handbook, such as is polymerize Thing ether, and one or more functions, such as surfactant-detergent, are then explained in more detail it, then It can be quoted.

Statement CAS represents that following digital numbers are the titles of Chemical Abstract Service.

Within the scope of the invention, unless otherwise indicated, aliphatic acid and/or fatty alcohol and/or its derivative represent preferred With 6 to 22 carbon atoms, particularly 8 to 20 carbon atoms, most preferably particularly preferred 10 to 18 carbon atoms, 12 to 16 carbon The branched or nonbranched carboxylic acid and/or alcohol and/or its derivative of atom, such as 12 to 14 carbon atoms.Due to ecological former Cause, due to its plant base, based on sustainable raw material, the former is particularly preferred, but teaching according to the present invention Not limited to this.Particularly, can also correspondingly using can be obtained according to such as Roelen oxo synthesis and preferably comprise 7 to 19 carbon atoms, particularly 9 to 19 carbon atoms, most preferably particularly preferred 9 to 17 carbon atoms, 11 to 15 carbon atoms, example Such as the oxo-alcohols and its derivative of 9 to 11,12 to 15 or 13 to 15 carbon atoms.

Spices

The composition is preferably each containing one or more spices, preferably with the amount of 0.01-15wt.%, particularly 1- 11wt.%, particularly preferred 1-8wt.%.Preferably, the concentration in the housing is in 1wt.% to 3wt.%, and the core Concentration is to be higher by least 0.5wt.%, particularly preferred 1.5wt.% to 8wt.%.

In this case, (R)-4-isopropenyl-1-methyl-1-cyclohexene can be contained as perfume composition.In particularly preferred embodiments, according to this The detergent of closet block of invention contains the spices being made of essential oil (also referred to as essential oil).For example, pine tar, lemon oil, jasmine oil, wide Palchouli oil, attar of rose or Java Cananga Oil (ylang-ylang oil) can be used as the oil in implication of the present invention.Sage oil, yellow chamomile It is oil, lavender oil, caryophyllus oil, melissa oil, peppermint oil, cinnamon leaves oil, linden flower oil, juniper berry oil, vetiver oil, frankincense oil, white Retinal and labdanum oil, and neroli oil (orange blossom oil), bitter orange flower oil (neroli oil), orange oil and Sandalwood oil is also suitable.

In order to appreciable, odorant must be volatile, thus except the attribute of functional group and the structure of compound Outside, molal weight also plays an important role.Therefore, most of odorants have the molal weight of at most about 200 dalton, and The molal weight of 300 dalton or higher represents exception.Due to the different volatility of odorant, it is made of a variety of odorants The smell of spices change with evaporation process, the impression of smell is divided into " head is fragrant ", " stage casing fragrant or main body fragrant (body) " With " bottom note or bottom note ".

The example of the semi-solid odorant for the perfumery oil being advantageously used in the scope of the invention for essential oil such as Angelica root oil, Fennel oil, Arnica caul-fat, basil, oreodaphene, champaca flower oil (champaca blossom oil), abies alba oil, Europe Continent fir-apple oil, elemi oil, eucalyptus oil, ennel oil, cloud fir needle oil, kahikatea sesame oil, geranium oil, gingergrass oil, guaiaci lignum Oil, gurjun balsam oil, strawflower oil, shiu oil, ginger oil, orris oil, cajeput oil, calmus oil, chamomile oil, camphorated oil, clothing are blue Oily (cananga oil), cardamom oil, cassia oil (cassia oil), pinke needle oil, copaiba fatty oil, coriander oil, spearmint Oil, caraway oil, cymin oil, lemongrass oil, ambrette seeds oil (musk seed oil), myrrh oil, caryophyllus oil, bitter orange flower oil, slender and delicate jasmine Oil, frankincense oil, origanum oil, palmorusa oil, patchouli oil, Peru balsam oil, petit grain oil, papper oil, Fructus Piperis peppermint oil, pimento oil, Pine tar, attar of rose, rosemary oil, sandalwood oil, celery oil, oil of badian, thujol, thyme oil, verbena oil, cus-cus Oil, juniper berry oil, absinthium, wintergreen, Java Cananga Oil, oil of hyssop, cinnamon oil, cinnamon leaves oil and pitch.

However, within the scope of the invention, the higher boiling point and solid-state odorant in natural or synthetic source can also be favourable Ground is used in perfumery oil as semi-solid odorant or odorant mixture.These compounds include compounds described below and Their any mixture：Musk lactone, jasminal, anethole, anisaldehyde, anise alcohol, anisole, o-amino benzoyl Sour methyl esters, acetophenone, benzylacetone, benzaldehyde, ethyl benzoate, benzophenone, phenmethylol, baras camphor, benzyl acetate, α-bromobenzene Ethene, n-capric aldehyde, dodecyl aldehyde, eugenol, eugenol methyl ether, cineole, fanesol, fenchone, acetic acid turnip ester, second Sour geraniol ester, geranyl formate, heliotropine, heptyne carboxylate methyl ester, enanthaldehyde, hydroquinone dimethyl ether, hydroxycinnamaldehyde, hydroxyl meat It is cinnamic alcohol, indoles, irone, isoeugenol, isoeugenol methyl ether, isosafrole, jasmone, camphor, carvacrol, carvol, right Cresyl methyl ether, cumarin, acetanisole, methyl-n-amyl ketone, methyl anthranilic acid methyl esters, to methylbenzene second Ketone, methyl chavicol, lepidine, methyl-betanaphthyl ketone, methyl n-nonyl acetaldehyde, methyl n nonyl ketone, Moschus Ketone, betanaphthol ether, betanaphthol methyl ether, nerol, nitrobenzene, n-nonyl aldehyde, nonyl alcohol, n-octaldehyde, to epoxide acetophenone, ring 15 Lactone, bata-phenethyl alcohol, phenylacetaldehyde dimethyl acetal, phenylacetic acid, pulegone, safrole, isoamyl salicylate, gaultherolin, 1-Hexyl salicylate, salicylic acid cyclohexyl, santalol, scatol, terpinol, thymene, thymol, peach aldehyde, perfume (or spice) Oxalaldehyde, veratrum aldehyde, cinnamic acid, cinnamyl alcohol, cinnamic acid, ethyl cinnamate and benzyl cinnamate.

The more volatile odorant being advantageously used in the perfumery oil in the scope of the invention particularly including natural or conjunction Into the odorant of the lower boiling in source, it can be used individually or as mixtures.The example of more volatile odorant is It is alkylisothiocyanate (alkyl mustard oil), diacetyl, limonene, linalool, linalyl acetate, propionic acid linalool ester, thin Lotus alcohol, menthones, methyl nhepene ketone, phellandrene, phenylacetaldehyde, terpinyl acetate, citral and citronellal.

Surfactant

Bowl rim cleaning block according to the present invention contains at least one nonionic surface active agent, it contains with 12 To the C of 28 ethoxylation degree_12-22Fatty alcohol alkoxy compound, and at least one alkylbenzenesulfonate and at least one alkene Sulfonate.In addition the cleaning block can contain other surfactants.

Preferable alkylbenzenesulfonate especially has those of about 12 C atoms in moieties, such as straight chain C 10-13 Sodium alkyl benzene sulfonate.Preferable alkene sulfonate has 14 to 16 carbon chain lengths.Detergent of closet block according to the present invention is preferred Alkylbenzenesulfonate containing 10-70wt.%, preferably 20-65wt.%, particularly preferred 20-30wt.%；With preferred 10- The alkene sulfonate of 30wt.%, preferably 15-30wt.%, particularly preferred 15-25wt.%.

Nonionic surface active agent

In addition to the C12-22 fatty alcohol alkoxy compounds with 12 to 28 ethoxylation degree, other nonionics can be contained Type surfactant.Other suitable nonionic surface active agent in the scope of the invention can be alcoxylates, such as poly- Glycol ether, fatty alcohol polyglycol ether, alkyl phenol polyethylene glycol ethers, polyglycol ether, compound ether and the hydroxyl of end-blocking mix Close ether and fatty acid polyethylene glycol ester.Ethylene oxide/propylene oxide block copolymer, fatty acid alkanol amides can also be used With fatty acid polyglycol glycol ether.The nonionic surface active agent of workable other important species is polyalcohol according to the present invention Surfactant, herein particularly diol surfactant such as alkyl poly glucoside and fatty acid glucamides.Particularly preferred alkyl Glycan glycosides, particularly alkyl polyglucoside, especially fatty alcohol alkoxy compound (fatty alcohol polyglycol ether).

Preferable fatty alcohol alkoxy compound does not prop up for ethylene oxide (EO) and/or propylene oxide (PO)-alkoxylated Change or branched, saturation or the undersaturated C with most 30 degree of alkoxylation_8-22Alcohol, preferably smaller than 30, preferably 12 to 28th, it is particularly the ethoxylation C of 20 to 28, particularly preferred 25 ethoxylation degree_12-22Fatty alcohol, such as with 25 EO C_16-18Alcohol ethoxylate.

Alkyl poly glucoside is that can be lived by the surface for reacting sugar and alcohol according to the correlation technique of preparative organic chemistry Property agent, depending on preparing type, the mixture is monoalkylation, oligomeric or polymerization one of sugar.Alkyl polyglucoside is excellent The alkyl poly glucoside of choosing, the alcohol are particularly preferably long-chain fatty alcohol or long-chain fatty alcohol and branched or nonbranched C8 to C18 The mixture of alkyl chain fatty alcohol, the sugared oligomeric degree (DP) is 1 to 10, preferably 1 to 6, particularly 1.1 to 3, most preferably 1.1 to 1.7, such as C_8-10Alkyl -1.5- glucosides (1.5 DP).

The dosage of alcohol ethoxylate preferably at most 20wt.%, particularly preferred 4-12wt.%, particularly preferred 7- 9wt.%.In addition, other nonionic surface active agent such as aliphatic acid monoalkylol amide containing the at most amount of 10wt.% And/or alkyl poly glucoside.

Other anion surfactants

As other anion surfactants, bowl rim cleaning block according to the present invention can contain aliphatic sulphate Such as aliphatic alcohol sulfate, fatty alcohol ether sulphate, dialkyl ether sulfate, monoglyceride sulfates；And aliphatic sulfonic Salt, such as alkane sulfonate, ether sulfonate, alkyl ether sulfonate, sulfonated ester and lignosulfonates.In the scope of the present invention It is interior, aliphatic acid cyanamide, sulfosuccinate or salt (sulfosuccinate) can also be used, particularly sulfosuccinic acid is single and double C₈-C₁₈- Arrcostab, sulphosuccinamate, sulfosuccinamide, fatty acid isethionates, acyl amino alkyl sulfonic acid Salt (fatty acid amino esilate (fatty acid tauride)), fatty acid sarcosinates, ether carboxylic acid and alkyl (ether) phosphorus Hydrochlorate and alpha-sulfo-fatty acid salt, acyl glutamate, the alkyl ether of monoglyceride dithionate and glycerine dithionate.

Within the scope of the invention, preferred fat alcohol sulfate and/or fatty alcohol ether sulphate, particularly fatty alcohol sulphuric acid Salt.Aliphatic alcohol sulfate is the product of the sulfation reaction on correspondent alcohol, and fatty alcohol ether sulphate is alkoxylated alcohol On sulfation reaction product.Alcohol alcoxylates are generally understood as epoxyalkane (preferably epoxy by those skilled in the art Ethane) with the reaction product of alcohol, the alcohol it is preferably long-chain alcohol in the implication of the present invention.In general, reaction condition is depended on, N moles of ethylene oxide and 1 mol of alcohol form the complex mixture of the addition compound product with different ethoxylation degrees.It is alkoxylated Other embodiment is the mixture of the mixture using epoxyalkane, optimization ethylene oxide and propylene oxide.With 1 to 4 The sulfate of a ethylene oxide unit (EO), the particularly fatty alcohol of the low ethoxylation of the EO of 1 to 2 EO, such as 1.3, is Preferable fatty alcohol ether sulphate.

The anion surfactant is preferably used with sodium-salt form, but can also other alkali metal salt or alkaline earth gold Belong to salt such as magnesium salts form by containing but also can be with ammonium salt or mono-, di-, tri or tetra-alkyl ammonium salts, and in sulfonic acid In the case of salt, also in the form of their respective acids such as dodecyl benzene sulfonic acid.

In addition to the surfactant types so far referred to, in addition preparation according to the present invention can also contain cationic surface Activating agent and/or amphoteric surfactant.

Suitable amphoteric surfactant is for example, formula (Rⁱⁱⁱ)(R^iv)(R^v)N⁺CH₂COO^-Glycine betaine, wherein RⁱⁱⁱTable Show the alkyl functional group with 8 to 25, preferably 10 to 21 carbon atoms being optionally interrupted by hetero atom or heteroatom group；R^iv And R^vRepresent the identical or different alkyl functional group with 1 to 3 carbon atom, particularly C₁₀-C₁₈Alkyl dimethyl carboxymethyl Glycine betaine and C₁₁-C₁₇Alkyl amidopropyl dimethyl carboxymethyl betaine.

Suitable cationic surfactant especially formula (R^vi)(R^vii)(R^viii)(R^ix)N⁺X^-Quaternary ammonium compound, its Middle R^viTo R^ixRepresent four identical or different alkyl functional groups, particularly two chain alkyls and two short-chain alkyl functions Group；And X^-Represent anion, particularly halide ion, such as dimercaptodimethyl ammonium chloride, alkyl benzyl didecyl ammonium chloride With their mixture.

Other components

In addition to the component so far referred to, bowl rim cleaning block according to the present invention can contain clear commonly used in bowl rim Clean piece of other components, are preferably selected from including the group of following compositions：Acid, alkali, salt, thickener, antimicrobial acivity composition, anti-corrosion Agent, complexing agent, polymer, dyestuff, spices, fragrant synergist, filler, builder, bleaching agent, corrosion inhibitor, flushing are adjusted Agent, enzyme, microorganism, for suppress incrustation scale deposition active ingredient, for reduce dirt adhesion active ingredient, for improve plus The active ingredient of work performance, the active ingredient for reducing adhesiveness and their any mixture.It should generally contain little In other components of 60wt.%, preferably 0.01-60wt.%, particularly 0.2-15wt.%.

Acid

Bowl rim cleaning block according to the present invention can contain one or more acid and/or its salt, to improve for incrustation scale With the clean-up performance of urine dirt.The acid is preferably prepared by the raw material of sustainable acquisition.Therefore, be particularly organic acid, as formic acid, Acetic acid, citric acid, hydroxyacetic acid, lactic acid, succinic acid, adipic acid, malic acid, tartaric acid and gluconic acid and any of theirs mix Compound, is suitable as acid.However, in addition it is also possible to using inorganic acid such as hydrochloric acid, sulfuric acid, phosphoric acid and nitric acid or sulfamic acid and Their any mixture.Selected from the acid comprising citric acid, lactic acid, formic acid, their salt and their any mixture and/or Their salt is particularly preferred.The dosage of the acid and/or salt is 0.01-10wt.%, particularly preferred 0.2-5wt.%.

In one preferred embodiment, the composition is in addition containing inorganic salts, preferred as alkali salt or alkaline earth gold Belong to salt, particularly carbonate, sulfate, hydrochloride or phosphate and their any mixture.Particularly preferably use sodium sulphate And/or sodium carbonate.In such a case, it is possible at most 60wt.%, preferably 0.01-60wt.%, particularly preferred 20-60wt.%, The particularly amount of 35-55wt.% contains sodium sulphate.Can with most 30wt.%, preferably up to 10wt.%, particularly preferably at most The amount of 5wt.% contains sodium carbonate and other salt.

Alkali

Composition according to the present invention can contain alkali.The group of hydroxide and carbonate selected from alkali and alkaline earth metal ions Alkali, particularly sodium carbonate or sodium hydroxide are preferably used as the alkali of composition according to the present invention.However, alternatively, it is also possible to make Alkanolamine with ammonium hydroxide and/or in the molecule with most 9 C atoms, particularly preferred alcohol amine, monoethanolamine.

Antimicrobial active ingredient

Clean concrete form is disinfection and health.In the respective specific embodiment of the present invention, the detergent of closet For block therefore containing one or more antimicrobial active ingredients, its amount is preferably 0.01-1wt.%, preferably 0.02- 0.8wt.%, particularly 0.05-0.5wt.%, most preferably particularly preferred 0.1-0.3wt.%, 0.2wt.%.

Present invention teach that in scope, term " disinfection ", " health ", " anti-microbial effect " with " antimicrobial acivity into Dividing " has its conventional sense.And in narrow sense, disinfection represents to kill the medical practice of (in theory all) infectious microorganism, Health is understood to the microorganism that clears all as much as possible, including saprophytic microbe usually harmless to the mankind.In such case Under, the degree of disinfection or health depends on the anti-microbial effect of used composition, and the degree is with antimicrobial acivity The composition that the content of component is reduced or used becomes gradually dilution and reduces.

According to the present invention, the antimicrobial acivity composition for being selected from following groups is suitable：It is alcohol, aldehyde, antimicrobial Acid or its salt, carboxylate, acid amides, phenol, phenol derivatives, biphenyl, diphenyl alkane, urea derivative, oxygen and nitrogen acetal and Dimethoxym ethane, benzenecarboximidamide, isothiazole and its derivative such as isothiazoline and isothiazolinone, phthalimide derivative, pyrrole The bromo- 2,4- dicyan of piperidine derivatives, antimicrobial surface reactive compound, guanidine, antimicrobial amphoteric compound, quinoline, 1,2- bis- Base butane, iodo- 2-propynyl butyl carbamate, iodine, iodophor, the compound and peroxide for discharging Active Chlorine.It is preferred that Antimicrobial acivity composition be preferably selected from including following groups：Ethanol, normal propyl alcohol, isopropanol, 1,3 butylene glycol, benzene oxygen second Alcohol, 1,2- propane diols, glycerine, undecenoic acid, citric acid, lactic acid, benzoic acid, salicylic acid, thymol, 2- benzyl -4- chlorophenols, 2,2' methylene bis (the bromo- 4- chlorophenols of 6-), the chloro- 2'- dihydroxy diphenyl ethers of 2,4,4'- tri-, N- (4- chlorphenyls)-N- (3,4- bis- Chlorphenyl) urea, double (octyl group ammonium) dihydrochloride of N, N'- (two -1- pyridine radicals -4- subunits of decane -1,10- diyls), N, N'- be double The four azepine tetradecanes of (4- chlorphenyls) -3,12- diiminos -2,4,11,13-, two imide acid amides (tetraazatetradecandiimidamide), antimicrobial quaternary salt surface active cpd, guanidine and sodium dichloroisocyanurate (DCI, 1,3- bis- chloro- 5H-1,3,5- triazines -2,4,6- triketones sodium salt).The surface-active quaternary salt of preferable antimicrobial acivity Compound contains ammonium, sulfonium, phosphorus, Dian Huo Arsenic groups.It is in addition it is also possible to same using antimicrobial acivity essential oil, the oil When to detergent perfuming.It is particularly preferred, however, that antimicrobial acivity composition be selected from include following groups：Salicylic acid；Quaternary salt table Face activating agent, particularly benzalkonium chloride；Peroxide, particularly hydrogen peroxide；Alkali metal hypochlorite；Sodium dichloroisocyanurate With their any mixture.

Preservative

Detergent of closet block according to the present invention can also contain preservative.Referred in the antimicrobial acivity composition It can be used as this kind of preservative on substance.

Complexing agent

Complexing agent (INCI chelating agents), also referred to as screening agent, be allow metal ion formed complex compound and make its inactivate with The component of the stability of the ion-pairing agent or the adverse effect of appearance is avoided, the adverse effect is, for example, muddiness.At this In the case of kind, it is important that form the complex compound of hardness, incompatible with many components calcium ion and magnesium ion from water. However, the oxygenolysis of final reagent is delayed by the ion forming complex of heavy metal such as iron or copper.In addition, the complexing agent Contribute to cleaning action.

For example, it is suitable according to the INCI following complexing agents named：The double second of aminotrimethylenephosphonic acid, Beta-alanine Acid, CaEDTA, citric acid, cyclodextrin, cyclohexanediamine tetraacetic acid, dibasic ammonium citrate, EDTA diammoniums, diethylenetriamines Pentamethylene phosphonic acids, dipotassium EDTA, azepan Disodium alendronate, EDETATE SODIUM, disodium pyrophosphate, EDTA, etidronic acid, Galactosaccharic acid, gluconic acid, glucuronic acid, HEDTA, hydroxypropyl cyclodextrin, methyl flamprop, five potassium of triphosphoric acid, amino trimethylene Five sodium of methylphosphonic acid, five sodium of ethylenediamine tetramethylene phosphonic acid, five sodium of Pentetic Acid (Pentasodium Pentetate), triphosphoric acid Five sodium, Pentetic Acid, phytic acid, potassium citrate, EDTMP potassium, potassium gluconate, potassium polyphposphate, the oxidation of three (phosphonomethyl) amine Thing potassium (Potassium Triphosphonomethylamine oxide), ribonic acid, chitosan methylene phosphonic acid sodium, lemon Sour sodium, diethylenetriamine pentamethylenophosphonic acid sodium, bicine N- sodium, EDTMP sodium, sodium glucoheptonate, gluconic acid sodium salt, The sodium polyphosphate of glycerin polyether -1 (Sodium Glycereth-1Polyphosphate), calgon, sodium metaphosphate, inclined silicon Sour sodium, sodium phytate, poly dimethyl glycine base sodium phenolsulfonate, sodium trimetaphosphate, TEA-EDTA, TEA- polyphosphate, four hydroxyls Ethylethylenediamine, tetrahydroxypropyl ethylenediamine, four potassium of etidronic acid, tetrapotassium pyrophosphate, tetra- sodium of EDTA, four sodium of etidronic acid, burnt phosphorus Sour four sodium, EDTA tripotassiums, dicarboxyl methylalanine trisodium, EDTA trisodiums, HEDTA trisodiums, NTA trisodiums and tertiary sodium phosphate.

Polymer

In addition bowl rim cleaning block according to the present invention can contain polymer.The polymer can for example reduce calcification with And the tendency of recontamination.

In such a situation it is preferred to polymer be acrylic polymer, such as can be from Rhodia companies according to trade name Commercially available those of Mirapol.

Spices and dyestuff

Bowl rim cleaning block according to the present invention can contain one or more spices and/or one or more dyestuffs (INCI colouring agents) is used as other components.In this case, water-soluble and oil-soluble dyestuff can be employed as dyestuff, important The compatibility of they and other components such as bleaching agent is allowed for, and even if after prolonged use, the dyestuff used is not Reply closestool ceramics have a significant impact.The amount of the dyestuff contained is preferably 0.0001-0.1wt.%, particularly 0.0005- 0.05wt.%, particularly preferred 0.001-0.01wt.%.

Builder

Water-soluble and/or water-insoluble builder can be optionally used in bowl rim cleaning block according to the present invention. In this case, water miscible builder be preferably as they usually may be less likely to be formed on crust it is insoluble residual Slag.The Conventional builder that can be added within the scope of the present invention is low molecular weight polycarboxylic acid and their salt, homopolymerization and copolymerization Polycarboxylic acid and their salt, citric acid and its salt, carbonate, phosphate and silicate.The species bag of water-insoluble builder Include the zeolites that can also be used, and the mixture of above-mentioned builder material.

Bleaching agent

According to the present invention, bleaching agent may be added to that the detergent.Suitable bleaching agent includes peroxide, peroxy acid And/or perborate, particularly preferred hydrogen peroxide.In contrast, in the case of the detergent with acid formulation, secondary chlorine Sour sodium be less suitable for because the poisonous chlorine steam of release, but can be used in the case of alkaline cleaner.At some In the case of, in addition to bleaching agent, bleach-activating is also likely to be needs.

Corrosion inhibitor

Suitable corrosion inhibitor is, for example, the following substances named according to INCI：Cyclohexylamine, diammonium hydrogen phosphate, oxalic acid Two lithiums, dimethylamino methyl propyl alcohol, oxalic acid dipotassium, dipotassium hydrogen phosphate, disodium hydrogen phosphate, disodium pyrophosphate, tetrapropenylsuccinic Acid disodium, ethyl oxyethanol diethyl ammonium phosphate, nitromethane, potassium silicate, sodium aluminate, calgon, sodium metasilicate, molybdenum Sour sodium, sodium nitrite, sodium oxalate, sodium metasilicate, stearamide propyl dimethione, tetrapotassium pyrophosphate, tetrasodium pyrophosphate, three Isopropanolamine.

Rinse conditioning agent

The consumption of composition during use described in the material major control of conditioning agent is referred to as rinsed, with making for satisfaction plan Use the time limit.Salt, the fatty acid ethanol amide such as fatty acid distribution of coconut oil list of solid-state long chain fatty acids such as stearic acid and these aliphatic acid Glycollic amide, or solid polyethylene glycol are preferably adapted for as conditioning agent as with 10000 to 50000 molecular weight.

For reducing the active ingredient of adhesiveness

In order to improve the processing performance when preparing bowl rim cleaning block according to the present invention, active ingredient drop can be used Low adhesion.Therefore, dolomite dust or titania powder of the addition with fine grain distribution improve adding when forming ball Work characteristic, and significantly decrease abrasiveness and adhesiveness.

It is better than using the result of this active component using other conventional measures, is such as with lubricator coated with ball, uses Teflon Grand dusting or coated components roller (section rolls).

Enzyme

The composition can also contain enzyme, preferred protease, lipase, amylase, hydrolase and/or cellulase. The enzyme can be added into composition according to the present invention in the form of any enzyme that the prior art is established.These include the molten of enzyme Liquid, the solution are advantageously concentrated as much as possible, dry type and/or mixed with stabilizer.Alternatively, the enzyme can be wrapped Envelope, such as in the following way：Spray drying or extrusion of the enzyme solutions together with preferably natural polymer；Or the shape with capsule Formula, such as wherein enzyme is embedded in those in cured gel；Or those of core-shell type, wherein the core containing enzyme scribble it is impermeable The protective layer of water, air proof and/or impermeable chemicals.In the case of superimposed layer, it can in addition apply other active ingredients, such as Stabilizer, emulsifying agent, pigment, bleaching agent or dyestuff.Apply such capsule using method known per se, such as pass through vibration Or roller is granulated, or pass through fluidized bed process.It is advantageous that for example due to the film forming agent for applying polymer, the dust of such particle Content is low, and the stable storing due to the coating.

In addition, enzyme stabilizers may be present in the composition containing enzyme, to protect the enzyme that composition according to the present invention contains Destruction is exempted from, such as inactivation, denaturation are either decomposed for example caused by the cracking of physical action, oxidation or decomposing protein. The enzyme used is depended in all cases, and particularly suitable enzyme stabilizers are：Benzamidine hcl, borax, boric acid, organic boronic (boronic acid) or their salt or ester, the particularly derivative with aryl, such as the phenylboric acid substituted or them Salt or ester；Peptide aldehydes (oligopeptide with reduced C-terminal)；Alkanolamine, such as mono-, di- and triethanolamine and mono-, di- and three Propanolamine and their mixture；At most C₁₂Aliphatic carboxylic acid, such as succinic acid, other dicarboxylic acids or mentioned sour salt；Envelope The fatty acid amide alkoxy compound at end；Rudimentary aliphatic alcohol, particularly polyalcohol, such as glycerine, ethylene glycol, propane diols or sorb Sugar alcohol；With reducing agent and antioxidant such as sodium sulfite and reduced sugar.Other suitable stabilizers are known in the art.It is preferred that Using the combination of stabilizer, such as the combination of polyalcohol, boric acid and/or borax, boric acid or borate, go back crude salt and succinic acid or The combination of other dicarboxylic acids, or boric acid or borate and polyalcohol or multiamino compound and the combination with going back crude salt.

In the particularly preferred embodiment of the present invention, the core and housing are different colours.In addition, particularly preferably Ground, the core and housing are individually uniform color.In (L, a*, the b*) color coordinates of CIE 1976 system, housing color and core Aberration (Δ E between color^* _ab) it is preferably greater than 3.

Besides or furthermore, it is preferred that at least one in the color of core and housing, preferably both, have 20% to 99%, be excellent Select 30% to 95% colourity (chroma).

Individually or preferred compositions, color according to the present invention set and considerably improve making for bowl rim cleaning block User identifies the ability of consumption degree.This is because element is compared effect so that observation is easier.

In the modification of the replacement of the present invention, in (L, a*, the b*) color coordinates of CIE 1976 system, housing color and core face Aberration (Δ E between color^* _ab) 10 are preferably smaller than, preferably smaller than 3.In this case, compared with housing, preferably described core tool There is the identical active ingredient of different active ingredients and/or various concentrations.When shell has run out, user does not pay attention to Arrive, and there may be such impression：Bowl rim cleaning block is made of single active ingredient composition.Nevertheless, core Change active ingredient compositions can at least partly compensate for example severe wear in the case of bowl rim cleaning block Function and effect.

In the present specification, color characteristic is related with 1976 color coordinates systems of CIE.If necessary to light source, then using D65 Or its approximate light source that can be used in a usual manner.

Device

The present invention also provides a kind of device, it includes bowl rim cleaning block described here and for by the closestool side Edge cleaning block is maintained at the holding meanss on closestool urinal.Described device is preferably edge clean block cage.

Edge clean block cage

A kind of edge clean block cage is provided according to the present invention, and it includes at least one bowl rim according to the present invention is clear Clean piece.The edge clean block cage can further preferably comprise at least two, particularly preferred at least three closestool according to the present invention Edge clean block.The bowl rim cleaning block respectively contains at least one vertex cap, and is arranged in a manner of regular or is irregular It is listed in together.Irregular arrangement is preferably as preparation method is simpler.However, it is regularly arranged and important, especially It is due to aesthetic form, particularly if the vertex and housing are different colours.The closestool of the edge clean block cage Edge clean block is preferably rotational symmetry, more preferably spherical.

Edge clean block cage according to the present invention is suitable for composition being assigned in closestool urinal.The cage includes To be arranged on the container in closestool urinal, the container can be fixed on closestool urinal.The container includes accommodating at least The first chamber of one bowl rim cleaning block.The container preferably further includes second bowl rim cleaning block of receiving Second chamber.Preferably at least one, preferably whole bowl rim cleaning blocks are separated by support device and the bottom of chamber.Each In the case of kind, when flushing water flows through or during through the chamber, the composition is assigned to by least one, preferably whole chambers In closestool urinal.The edge clean block cage is designed, so that when flushing water flows through its, flushing water is also cleaned with bowl rim Block contacts, and the flushing water rich in active agent preparation can be discharged from the edge clean block cage.Such as entrance can be provided Hole and outlet opening, water dispensing element and other devices are for the purpose.Embodiment will be described with reference to the drawings.

It preferably is off including the edge clean block cage of bowl rim cleaning block, so that it cannot be opened.Therefore, not In the case of applying obvious power and making the edge clean block cage deformation, it is impossible to touch the bowl rim cleaning block.

The edge clean block cage is preferably transparent.Therefore, user can not only identify bowl rim cleaning block Color, and can identify its shape.

List of drawings

Fig. 1 is the plan according to the vertex of the bowl rim cleaning block of the present invention；

Fig. 2 is the side view according to the bowl rim cleaning block of the present invention；

Fig. 3 is showing along the cross section of the bowl rim cleaning block of Fig. 2 of direction A-A.

Fig. 4 is showing along the cross section of the bowl rim cleaning block of Fig. 2 of direction B-B.

Fig. 5 is the sectional view of the front and rear extrusion process of extruding.

Fig. 6 shows the cross section of the edge clean block cage comprising 3 bowl rim cleaning blocks.

In particularly preferred embodiments, bowl rim cleaning block 1 includes housing 2 and core 3.Core 3 is formed according to Fig. 1 Plan in observable vertex 4.First vertex 4 and the second vertex 5 are observable in the side view according to Fig. 2.Core 3 Surrounded by housing 2.Housing 2 is ring-shaped, and can see such as in for example with the sectional view A-A of substantially elliptical cross section , and in sectional view B-B, it is circular ring shape.In all cases, vertex 4 and/or vertex 5 can be more or less bright Aobvious.This allows active ingredient with the predetermined controlled release of time course.The diameter of section 6 can also be smaller or greater.Make For the replacement of the cylindrical part of section 6, the section can also have different geometries.

Comparative example

The bowl rim cleaning block with following compositions is prepared, and as reference：

	E1
		C_10-13Sodium n-alkylbenzenesulfonate	26
Sodium alkyl sulfate	--
		C₁₂Sodium alkyl sulfate	-
C_14-16Alkene sulfonic acid sodium	18
		C_16-18Alcohol ethoxylate 25EO	8
Cellulose	--
		Citrate trisodium dihydrate	1
Sodium sulphate	Add to 100
		Sodium carbonate	--
C_12-18Fatty monoethanol amide	--
		Sodium metasilicate	--
Spices	4.5
		Dyestuff	+

The flavor compositions composition used is as follows：

Composition is mixed, is then extruded to form bar, is cut, and ball is configured in shaping dies.Each ball Final diameter be 25.4mm.

Embodiment

Bowl rim cleaning block according to the present invention is prepared as follows.Such as in reference implementation example, there is provided first chamber A, Uniquely it is distinguished as concentration of perfume becoming 5.5+/- 0.5 from 4+/- 0.5.Such as in reference implementation example, there is provided second chamber B, Uniquely it is distinguished as concentration of perfume becoming 2.5+/- 0.5 from 4+/- 0.5.Such as in a comparative example, hybrid combining in all cases Thing.Then, mixture is extruded to form to coaxial bar, is made it includes composition A as internal bar and composition B For exterior bar.By extruder for the purpose.Outside diameter and 7.3mm of the coaxial cylindrical bar with 20.5mm it is interior Portion's bar diameter.Bar is cut into the cylinder that length is 26.36mm, cylinder is each configured to ball.Each ball is most A diameter of 25.4mm eventually.

Comparative test

The ball from embodiment and comparative example is used in identical edge clean block cage, and is being tried in all cases Test in chamber and be rinsed.Test chamber has identical structure, and is separated from each other, therefore is not deposited between each chamber In air exchange.Each test chamber additionally comprises closestool urinal, and is rinsed by constant air-flow.Test chamber is positioned at special In the space (measurement space) that door designs for test chamber, which is tasteless, can be divulged information well, and can be optional Ground carries out forced ventilation by active carbon filter.The volume fraction of carbon dioxide in measurement space is less than 0.15 volume %, Air exchange rate is at least 4.4m³/ h/ people.Temperature in the measurement space is 20 DEG C, and is permanent in measurement process Fixed.The measurement space is not exposed to any direct solar radiation, and other jamming light sources and noise source are reduced as far as possible.Institute It must be tasteless to have with test chamber relevant configuration.Odour intensity is assessed by least 20 testers employed, The tester usually has the equal masculinity and femininity of quantity, has received smell training, all at least 16 years old.In assessment chemical combination During thing, influence that the interference-free factor of tester is such as contacted with spices, food, other natural stimulis, or from flu Or the influence of allergy.

Edge clean block cage is suspended on position identical in closestool urinal, and each closestool urinal rinses one per hour It is secondary.Rinse every time and use 6 liters of water.Tester measures when 4,72,96,120,144,168 and 172 are small.In order to carry out Assessment, tester open the window, head are placed on inside test chamber, carry out smell test, then recall head, Ran Houguan Close window.

Tester has clear impression：Flavor strength according to an embodiment of the invention is more than the fragrance in comparative example Intensity.Compared with comparative example, user increases after feeling fragrance when firm 72 is small.Since the core is exposed, thus compared with The initial difference of example is small；User is feeling only 24% loss at the beginning, but this obtains surprisingly mending rapidly Repay.Surprisingly, user's the result is that so：Bowl rim cleaning block and edge clean block cage according to the present invention exist Sent in whole usage time than referring to stronger fragrance, although the amount of the spices used is identical.

The major part of the method according to the invention is illustrated in cross-section in Figure 5.The bar part 7 of coextrusion is put Put in press 8.The net shape of press 8 is with the ball with 7 same volume of bar part.Bar part passes through assembling The cavity of press 8 together is configured to ball according to the present invention, so obtains net shape.

For example, Fig. 6 shows edge clean block cage according to the present invention.Fig. 6 shows to respectively contain the 3 of housing 2 and vertex 3 A bowl rim cleaning block.Bowl rim cleaning block is shown in edge clean block cage, and the edge clean block cage is in the past Face is shown in broken lines, and includes hanger.The cage is schematically shown, so that bowl rim cleaning block is apparent visible. The bowl rim cleaning block arranges in an irregular pattern relative to each other, because each vertex 4 is towards different directions.

Claims

1. bowl rim cleaning block (1), it is made of at least housing (2) and core (3),

The housing (2) includes first chamber and the core (3) includes second chamber,

The difference of the first chamber and second chamber is preferably at least one in following characteristics：Different activity Component, the identical active ingredient of various concentrations, different viscosity；

The housing (2) partially around the core (3),

The core (3) protrudes in the bowl rim cleaning block at least on side, as vertex (4), until surface, thus outside Dew,

It is characterized in that,

The outline of the core (3) is such：The surface of exposed face with the uniform wear on bowl rim cleaning block (1) surface and Change；The surface of the exposed face of the core (3) reduces with the uniform wear on bowl rim cleaning block (1) surface.

2. bowl rim cleaning block (1) according to claim 1, wherein, for undissolved bowl rim cleaning block (1), the area ratio of the exposed surface of the exposed surface of the core (3) and the housing (2) is between 5% to 67%, more preferably Between 10% to 38%.

3. the bowl rim cleaning block (1) according to claim 1 and/or claim 2, wherein, when bowl rim cleans When block (1) has been used partly, the exposed surface of the core (3) and the area ratio of the exposed surface of the housing (2) exist 1:3 to 1:Between 1.

4. according to the bowl rim cleaning block (1) described at least one preceding claims, wherein at least one of the core (3) Point, preferred center part, is cylindrical sector (6).

5. according at least one of bowl rim cleaning block (1) described in preceding claims, including the second vertex (5), described the Two vertex (5) project to the surface with the first vertex (4) opposite side of the bowl rim cleaning block (1), thus exposed.

6. according at least one of bowl rim cleaning block (1) described in preceding claims, wherein first vertex (4) and the Two vertex (5) are connected by strip core (3).

7. the bowl rim cleaning block (1) according at least one in preceding claims 3-4, wherein the horizontal stroke of the core (3) Cross section profile between the first vertex (4) and the second vertex (5) there is cross section to reduce.

8. according to the bowl rim cleaning block (1) described at least one preceding claims, wherein the bowl rim cleaning block (1) it is spherical.

9. according to the bowl rim cleaning block (1) at least described in item preceding claims, wherein the housing (2) is with annular side Formula surrounds the core (3).

10. according at least one of bowl rim cleaning block (1) described in preceding claims, wherein the first chamber and the The identical active ingredient for being distinguished as various concentrations of two compositions, wherein the core (3) has at least 0.5wt.%, preferably at least 1wt.% to 10wt.% highers activity component concentration.

11. edge clean block cage, it is included described at least one of at least two, preferably at least three bases preceding claims Bowl rim cleaning block (1), wherein respectively containing the bowl rim cleaning block (1) at least one vertex (4,5) relative to that This is arranged in a manner of regular or irregular.

12. the edge clean block cage according to preceding claims 11, wherein the bowl rim cleaning block (1) is rotation It is symmetrical and preferably spherical.

13. the edge clean block cage according at least one in preceding claims 10 to 12, wherein the bowl rim Cleaning block (1) arranges in an irregular pattern relative to each other.